[Your Name] [Your Address] [City, State, ZIP Code] [Email Address] [Phone Number] [Date] [Recipient's Name] [Recipient's Position] [Company/Organization Name] [Address] [City, State, ZIP Code] Subject: Formal Complaint Concerning Co-Worker Dear [Recipient's Name], I hope this letter finds you well. I am writing to express my grave concerns regarding ongoing issues with a co-worker, which have become a source of significant distress within our workplace. It is my utmost priority to bring these matters to your attention for prompt resolution. I have been working alongside [Co-Worker's Name], employed in [Co-Worker's Position], for approximately [Duration of Employment]. While I believe in maintaining a positive work environment, I regret to state that the conduct and behavior of [Co-Worker's Name] have been consistently disruptive and unsettling. Several incidents have occurred, which I will outline below for your reference: 1. Communication Issues: [Co-Worker's Name] frequently and blatantly disregards team communication protocols, leading to repeated miscommunication among team members. This has resulted in delays, errors, and misunderstandings that adversely impact our productivity and overall efficiency. 2. Disrespectful Behavior: [Co-Worker's Name] consistently exhibits disrespectful conduct towards colleagues, including myself. This manifests in the form of derogatory remarks, rude gestures, and belittling attitudes, making the work environment strained and hostile. 3. Discriminatory Remarks: [Co-Worker's Name] has made inappropriate comments, targeting individuals based on their race/ethnicity/gender/sexual orientation. Such behavior creates an unwelcoming atmosphere, violating the principles of inclusivity and equality we strive to uphold. 4. Failure to Fulfill Responsibilities: [Co-Worker's Name] regularly neglects or fails to complete assigned tasks and meet deadlines, severely affecting the overall progress of projects and causing undue stress on other team members who must compensate for the deficiency. 5. Breach of Confidentiality: On several occasions, [Co-Worker's Name] has unlawfully divulged sensitive and confidential information, potentially jeopardizing client relationships, as well as the company's reputation. In light of these persistent issues, I implore you to promptly investigate this matter thoroughly. It is crucial to take immediate action to ensure a safe and healthy work environment for all employees. I respectfully request that appropriate disciplinary measures be taken against [Co-Worker's Name], commensurate with the severity of their actions. I encourage your consideration for implementing comprehensive training programs related to conflict resolution, effective communication, and embracing diversity. This would help foster a more harmonious work environment and enhance overall employee satisfaction. I am confident that you will address this issue with the utmost seriousness and urgency it deserves. I firmly believe that through your intervention and support, we can restore a congenial atmosphere where all employees can thrive and contribute their best towards our shared goals. Thank you for your attention to this matter. I eagerly await your response and look forward to a swift resolution. Yours sincerely, [Your Name]